John Michael Dunn, GC & Secretary at Immunic, holds 27.38K shares in Acer Therapeutics (Ticker: ACER), holds 9.38K shares in Immunic (Ticker: IMUX), holds 24.75K shares in Biogen (Ticker: BIIB). Most recently, John Michael Dunn Bought ― shares of Acer Therapeutics on Jul 28, 2020 for an estimated value of 75.00K.